OTOIKHIAN, S. K., ALUYOR, E. O., & AUDU, T. O. K. (2016). Two-Steps Transesterification of Hura Crepitans Seed Oil using Polymer Based Catalyst. Walailak Journal of Science and Technology (WJST), 13(11), 931–937. Retrieved from https://wjst.wu.ac.th/index.php/wjst/article/view/1761